Home / 2,218,443.40-3,327,665.10-2,078,475.40

Finding the Fourth Proportional to 2,218,443.40, 3,327,665.10 and 2,078,475.40

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Solution

The fourth proportional to 2,218,443.40, 3,327,665.10 and 2,078,475.40 is: 3,117,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,443.40 : 3,327,665.10 = 2,078,475.40 : x
  2. Step 2: Convert to fraction form
    2,218,443.40/3,327,665.10 = 2,078,475.40/x
  3. Step 3: Cross multiply
    2,218,443.40x = 3,327,665.10 × 2,078,475.40
  4. Step 4: Simplify right side
    2,218,443.40x = 6,916,470,049,788.54
  5. Step 5: Solve for x
    x = 6,916,470,049,788.54/2,218,443.40
  6. Step 6: Final answer
    x = 3,117,713.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.